Communication Systems

Q1: Thermal noise is passed through an ideal low pass filter having cut off at fc = ω Hz. The auto-correlation value of the noise at the output of the filter is given as

A a delta function at t = 0

B gaussian over the range -∞ ≤ t ≤ ∞

C sin c function over the range -∞ ≤ t ≤ ∞

D
triangular function over the range

ANS:C - sin c function over the range -∞ ≤ t ≤ ∞

No answer description is available.



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